\midrule \multicolumn{6}{l}{\textbf{Panel A: Number of Staff}}  \\ \midrule \addlinespace 
1.Treat             &               &               &               &               &               \\
\textbf{1-3 employees}&       0.167** &       0.209** &       0.075   &       0.154** &       0.207** \\
                    &     (0.070)   &     (0.088)   &     (0.073)   &     (0.060)   &     (0.099)   \\
Mean                &       0.692   &       0.407   &       0.317   &       0.478   &       4.491   \\
\(N\)               &         274   &         285   &         269   &         286   &         267   \\
 [4pt] \cmidrule(lr){2-5}
1.Treat             &               &               &               &               &               \\
\textbf{4-6 employees}&       0.059   &       0.012   &       0.056   &       0.049   &       0.117*  \\
                    &     (0.039)   &     (0.057)   &     (0.049)   &     (0.036)   &     (0.066)   \\
Mean                &       0.766   &       0.557   &       0.367   &       0.568   &       4.650   \\
\(N\)               &         683   &         709   &         658   &         711   &         659   \\
 [4pt] \cmidrule(lr){2-5}
1.Treat             &               &               &               &               &               \\
\textbf{6+ employees}&       0.042   &       0.077   &       0.000   &       0.039   &       0.046   \\
                    &     (0.037)   &     (0.052)   &     (0.047)   &     (0.035)   &     (0.059)   \\
Mean                &       0.825   &       0.547   &       0.493   &       0.628   &       4.828   \\
\(N\)               &         834   &         860   &         807   &         864   &         824   \\
 [4pt] \cmidrule(lr){2-5}
P-val.\ for diff.\ in coeff.\ 1 and 2&       0.177   &       0.056   &       0.826   &       0.133   &       0.455   \\
P-val.\ for diff.\ in coeff.\ 1 and 3&       0.118   &       0.203   &       0.396   &       0.108   &       0.168   \\
P-val.\ for diff.\ in coeff.\ 2 and 3&       0.746   &       0.397   &       0.434   &       0.847   &       0.399   \\
 [4pt] \cmidrule(lr){2-5} 
